Harmonized System
Section XVIII
OPTICAL, PHOTOGRAPHIC, CINEMATOGRAPHIC, MEASURING, CHECKING, PRECISION, MEDICAL OR SURGICAL INSTRUMENTS AND APPARATUS; CLOCKS AND WATCHES; MUSICAL INSTRUMENTS; PARTS AND ACCESSORIES THEREOF
Chapter 91
Clocks and watches and parts thereof
Heading 9114
Other clock or watch parts.
9114.10
- Springs, including hair-springs
Section XVIII
OPTICAL, PHOTOGRAPHIC, CINEMATOGRAPHIC, MEASURING, CHECKING, PRECISION, MEDICAL OR SURGICAL INSTRUMENTS AND APPARATUS; CLOCKS AND WATCHES; MUSICAL INSTRUMENTS; PARTS AND ACCESSORIES THEREOF
Chapter 91
Clocks and watches and parts thereof
Heading 9114
Other clock or watch parts.
9114.10